Summer Reading Takes Flight In Virginia School District
Montgomery County Public Schools in Southwestern Virginia uses a company called Wing. One of the company's small drones hovers 23 feet over a student's house and it drops the book on a cable.
Đọc tiếp trên NPR
At June 16, 2020 at 05:08PM
Categoty Education
Thứ Ba, 16 tháng 6, 2020
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